As production cycles accelerate, manufacturing tolerances tighten, and cleanliness requirements become more demanding, the vacuum pump has established itself as a key process component in industrial equipment. It provides suction for packaging systems, holds workpieces for automated grippers, maintains negative pressure in laboratory apparatus, and isolates semiconductor processes from airborne contamination. For years, such duties were largely handled by oil-lubricated pumps, whose periodic oil changes, maintenance, and oil-mist emission imposed a recurring burden on operators and maintenance teams. YCZX addresses this with an oil-free piston design that generates stable negative pressure without any lubricant entering the working chamber, while maintaining the compact footprint and low-noise operation required in modern plants. This article sets out the technical basis of the YCZX oil-free piston vacuum pump, the structure of the product series, and the supply advantages that make it a dependable choice for buyers and OEMs.
The Oil-Free Piston Principle
The YCZX pump operates on the dry-piston principle. The piston is sealed and lubricated by self-lubricating materials rather than oil, so the compression chamber runs dry. No lubricating oil enters the gas path, which keeps the discharged air clean and eliminates the risk of oil mist contaminating the process medium or the surrounding environment. This dry architecture simplifies maintenance, removes the oil-change cycle, and allows the pump to be mounted close to the point of use. For applications in which trace contamination would compromise a batch, such as medical devices, electronics, and semiconductor tooling, oil-free operation is a process requirement rather than a convenience.
Series Architecture
Because no two production lines have identical requirements, the YCZX range is built as a graduated series covering a broad span of flow and ultimate-vacuum levels. Each model is matched to a defined duty window, allowing an engineer to select a unit that meets the required capacity without oversizing. Across the series, a standardized interface and defined mounting dimensions keep integration straightforward, while higher-capacity units incorporate overload-protected windings and a low-maintenance construction for extended service life.
Low Noise, Low Vibration, Compact Layout
The piston mechanism and motor are engineered for low noise and low vibration, permitting installation in shared workspaces and close to sensitive equipment. Reduced vibration also prolongs the service life of the unit and keeps the vacuum circuit stable. Compact packaging minimizes floor space, with the smaller models suitable for bench or machine-frame mounting. Installation is plug-and-play: each unit ships with a standardized port and clearly defined mounting-hole geometry, so the pump can be positioned, connected, and brought into service quickly without custom bracketry or re-engineering of the surrounding equipment.
Mains Compatibility
The series is configured for standard household supply voltage, so the units connect directly to ordinary mains without transformers, three-phase supply, or electrical rework. This lowers the integration threshold for small workshops, laboratories, and overseas buyers who require a drop-in vacuum source. A uniform supply standard across the family also simplifies spares management and fleet maintenance, while higher-capacity models carry overload protection for reliable operation under heavier duty.
Application Scope
Owing to its oil-free, quiet, and compact characteristics, the YCZX design covers a wide application field: suction cups and vacuum gripping in small industrial automation; clean-exhaust, stable negative pressure in medical equipment; adsorption and holding functions in packaging machinery; negative pressure for filtration and degassing in laboratories; and particle-sensitive processes in electronics and semiconductor equipment, including coating, dispensing, end-effector handling, vacuum chambers, and automated inspection. This breadth allows a single, proven pump family to serve multiple production lines, simplifying procurement and support.
Supply Advantages
Beyond the product itself, the value of YCZX to buyers lies in dependable supply. A complete series means a single supplier can cover the full vacuum requirement. Standardized components and mature manufacturing deliver consistent quality and performance across units, which matters to OEMs building many machines and to distributors accountable for what they sell. Clear cataloguing, standardized interfaces, and established production capability make lead times predictable. Support extends across the service life of the pump, from selection guidance to application assistance and spare-part availability. For overseas buyers and OEM partners, these advantages translate into lower procurement risk, smoother production planning, and stronger after-sales relationships.
The YCZX oil-free piston vacuum pump combines dry, oil-free operation; a graduated series matched to a wide duty range; low-noise, compact construction; and mains-compatible supply into a single dependable package. Across automation, medical, packaging, laboratory, and semiconductor applications, it provides clean, consistent negative pressure on demand. Behind the pump stands a complete product family, consistent quality, predictable delivery, and responsive support, securing a reliable supply partner for every line that depends on clean, dependable vacuum.
| P/N | Voltage (V) |
Speed (L/min) |
Power (W) |
Negative (Kpa) |
Positive (Kpa) |
Interface ID (mm) |
Mounting size (mm) | Outline Dimension (mm) | Weight (kg) |
| VN-18 | 110/220 | 15 | 60 | -80 | 300 | 7.5 | 6-M4/52.8 | 115*115*89 | 1.35 |
| VN-18-2 | 220 | 5 | 13 | -55 | 350 | 8 | 126*90*120 | 0.95 | |
| VN-20 | 220 | 8.5 | 60 | -80 | 400 | 8 | 65*65*60 | 135*120*90 | 1.5 |
| VN-30V-1 | 220 | 28 | 90 | -80 | 7 | 145*85*127 | 2.08 | ||
| VN-40 | 220 | 36 | 130 | -88 | G1/4 | 110*70 | 176*95*143 | 3.5 | |
| VN-50 | 220 | 53 | 230 | -88 | G1/4 | 142*96 | 205*100*145 | 4.45 | |
| VN-60 | 220 | 60 | 260 | -91 | G1/4 | 147*83 | 230*150*155 | 5.5 | |
| VN-120V | 220 | 100 | 370 | -91 | G1/4 | 203*89 | 255*130*200 | 8 | |
| VN-120H | 220 | 80 | 370 | -99 | G1/4 | 203*89 | 255*130*200 | 8 | |
| VN-180V | 220 | 160 | 600 | -91 | G1/4 | 203*89 | 255*130*215 | 10 | |
| VN-180H | 220 | 120 | 600 | -99 | G1/4 | 203*89 | 255*130*215 | 10 | |
| VN-200H | 220 | 150 | 1000 | -99 | G1/2 | 243*127 | 315*156*288 | 17 | |
| VN-200V | 220 | 200 | 1000 | -91 | G1/2 | 243*127 | 315*156*288 | 17 | |
| VN-300H | 220 | 200 | 1500 | -99 | G1/2 | 243*127 | 315*210*310 | 17 | |
| VN-300V | 110/220 | 300 | 1500 | -91 | G1/2 | 243*127 | 315*168*314 | 17 | |
| VN-500-1 | 110/220 | 480 | 800 | 8.3 | G1/2 | 394*158*294 | 19.5 | ||
| UV-30V | 220 | 30 | 90 | -80 | 8 | 100*75 | 145*85*140 | ||
| UV-60V | 220 | 60 | 270 | -88 | 11 | 100*75 | 127*83 | 5.05 | |
| UV-120V | 220 | 100 | 370 | -91 | G1/4 | 203*89 | 250*175*180 | 8 | |
| UV-180V | 220 | 160 | 600 | -91 | G1/4 | 223*89 | 270*130*203 | 10.5 | |
| UV-180H | 220 | 120 | 600 | -99 | G1/4 | 223*89 | 270*130*203 | 10.5 | |
| VN26235 | 220 | 5.5 | 50 | 250 | 114*82*130 | 0.9 | |||
| VN-26333 | 220 | 6 | 60 | 250 | 6 | 113*92*119 | 0.9 | ||
| VN-35300 | 220 | 8 | 13 | -60 | 250 | 123*91*115 | 1.5 | ||
| TJ500W | 220 | 120 | 550 | -90 | G1/4 | 210*185 | 200*160*190 | 8 | |
| TJ800W | 220 | 180 | 800 | -94 | G1/4 | 223*90 | 266*172*200 | 8.9 | |
| TJ1600W | 220 | 320 | 1600 | -95 | G1/2 | 243*123 | 320*220*280 | 16.5 |
